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Agency Alert

Welcome to the new IDOT home page.  Our location has changed, please update any bookmarks.

Quick Links

Airport Inventory References

Aviation Associations


  • Airport Directory (Please note it is not intended to be relied upon as a completely accurate depiction of existing airport conditions, but as a reference.)
  • Hospital Heliport

Doing Business

The Doing Business section of the website is organized by business function. Here are relevant quick links:

GIS Data Share

Download data based on geographic area.

Government Aviation Sites

Illinois Aviation Professional of the Year Award

Proposed Improvements for Airports


Stay Connected

Weather References